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Two dentist's impression trays, c 1840-1865. [Photograph]. Retrieved from Encyclopædia Britannica ImageQuest.
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Editorial use only <br />Dentistry drill bits, tools and implants. The dental implants are at top, and the dental drill bits are at upper centre. Across bottom are dentistry tools in a rack, including picks and scraping tools of different sizes and shapes, and an angled mirror used to aid assessment of a patient's teeth and gums.